.am-navbar {
  background-color: #FF6040 !important;
}
.left {
  width: 2rem;
  border-left: 1px solid #ccc;
}
.left div {
  line-height: 0.8rem;
  background: #fff;
  color: #333;
  transition: all 0.2s;
  font-size: 0.26rem;
  text-align: center;
}
.left .active {
  background: orangered;
  color: #fff;
}
